# O'Dive vs rEvoCalc

The clearest difference is iOS requirement: rEvoCalc at 11.0 against O'Dive's 13.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | O'Dive | rEvoCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/odive/id1534593720/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 25 MB | 8 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [AZOTH SYSTEMS](https://appshunter.io/developer/1534593722) | [CAP-REL](https://appshunter.io/developer/1405536766) |

## What reviewers say

### O'Dive

[App page](https://appshunter.io/ios/app/odive/id1534593720)

This app uses patented acoustic sensor technology to analyze gas microbubbles detected after a dive. It helps divers assess their decompression procedures and improve their safety and practice based on personalized acoustic measurements.

**Highlights:** Acoustic sensor technology, Gas microbubble detection, Personalized decompression analysis, Diving practice improvement, Diving safety enhancement, Sensor control interface

**In-app purchases:** none


### rEvoCalc

[App page](https://appshunter.io/ios/app/revocalc/id1574773013)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O'Dive free?

O'Dive is free to download, with no in-app purchases.

### Is rEvoCalc free?

rEvoCalc is free to download, with no in-app purchases.

### Do O'Dive or rEvoCalc have ads?

Neither O'Dive nor rEvoCalc shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*